Category:Old geological maps of Montana

Media in category "Old geological maps of Montana"

The following 4 files are in this category, out of 4 total.

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  1878GeologicMapofYellowstone.jpg 4,520 × 5,216; 6.24 MB
  
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  Annals of the Carnegie Museum (1916) (18413098845).jpg 2,137 × 3,442; 815 KB
  
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  Bulletin (1910) (14578154508).jpg 1,714 × 2,600; 681 KB
  
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  Bulletin of the Geological Society of America (1923) (14781440042).jpg 1,394 × 3,146; 800 KB